Download FocusFilter

Name: FocusFilter
Author: Tobias R

By: Tobias R Add-on

Download FocusFilter (current and past versions) for Firefox

Latest Version: 1.3.6 Updated: a month ago

Ready to install?

FocusFilter is available to install from Firefox Add-ons Store and for download from this page.

View source code

Daily users

5.0

1 ratings

Total downloads

Available versions

You can find the current and older versions of FocusFilter here. You can download the archived versions or inspect their source codes.

As a free user, you can download up to 3 latest versions.

Upgrade to download older versions

Version	Download	Size	Download count	Timestamp
1.3.6	XPI · ZIP · Source code	46.63KB	0	2026-06-13
1.3.2	XPI · ZIP · Source code	45.12KB	0	2026-05-03

2026-06-13 · 0 downloads

XPI ZIP Source code

2026-05-03 · 0 downloads

XPI ZIP Source code

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.

Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

Download the FocusFilter ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the FocusFilter ZIP file from step 1. FocusFilter is now installed on your browser.